Task 20639.
At a temperature of 300 K and a pressure of the mean free path of the molecules of oxygen of 0.1 microns. What will be equal to the average number of collisions of oxygen molecules per second, if the vessel is pumped up to p1 = 0,1r, where p is the initial pressure of the gas. The temperature of the gas is constant. The molar mass of oxygen 0.032 kg / mol.
Detailed solution shorthand terms, formulas and laws used in the decision, the withdrawal of the calculation formula and the response.
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